from fastapi.testclient import TestClient
import tempfile
import os

# We need to set the environment variable before importing the app
os.environ["API_KEY"] = "test-secret"
dummy_tab = tempfile.mktemp()
with open(dummy_tab, "w") as f:
    f.write("")
os.environ["TABFILE"] = dummy_tab

from api.main import app  # noqa: E402

client = TestClient(app)


def test_auth_missing():
    query = """
    query {
      getAlarms {
        id
      }
    }
    """
    response = client.post("/graphql", json={"query": query})
    assert response.status_code == 401


def test_auth_invalid():
    query = """
    query {
      getAlarms {
        id
      }
    }
    """
    response = client.post(
        "/graphql", json={"query": query}, headers={"X-API-Key": "wrong"}
    )
    assert response.status_code == 401


def test_bugfix_default_command_uses_append_for_logs():
    """
    Test for bugfix: Ensure the default command appends (>>) to wecker.log
    instead of overwriting (>) it.
    """
    from api.schema import Mutation

    mutation = Mutation()
    # Call the resolver directly without command to trigger default command generation
    alarm = mutation.set_alarm(cron_expression="0 9 * * *")

    # Verify the generated command string
    command = alarm.command
    assert ">> wecker.log 2>&1" in command, (
        f"Command must use append '>>' syntax. Got: {command}"
    )
    assert "> wecker.log 2>&1" not in command.replace(">> wecker.log", "REPLACED"), (
        "Command must not use overwrite '>'"
    )

    # Cleanup
    mutation.delete_alarm(id=alarm.id)


def test_set_alarm_default_command_append():
    headers = {"X-API-Key": "test-secret"}
    mutation = """
    mutation {
      setAlarm(cronExpression: "0 9 * * *") {
        id
        command
      }
    }
    """
    res = client.post("/graphql", json={"query": mutation}, headers=headers)
    assert res.status_code == 200
    data = res.json()["data"]["setAlarm"]

    # Assert the command contains the correct append syntax (>>) and not just overwrite (>)
    command = data["command"]
    assert ">> wecker.log 2>&1" in command
    assert "> wecker.log 2>&1" not in command.replace(">> wecker.log", "REPLACED")

    # Cleanup so we don't break subsequent tests
    alarm_id = data["id"]
    mutation_delete = f"""
    mutation {{
      deleteAlarm(id: "{alarm_id}")
    }}
    """
    client.post("/graphql", json={"query": mutation_delete}, headers=headers)


def test_graphql_workflow():
    headers = {"X-API-Key": "test-secret"}

    # 1. Get empty alarms
    query_get = """
    query {
      getAlarms {
        id
      }
    }
    """
    res = client.post("/graphql", json={"query": query_get}, headers=headers)
    assert res.status_code == 200
    assert res.json()["data"]["getAlarms"] == []

    # 2. Set alarm
    mutation_set = """
    mutation {
      setAlarm(cronExpression: "30 7 * * *", command: "python wecker.py", isEnabled: true) {
        id
        cronExpression
        command
        isEnabled
      }
    }
    """
    res = client.post("/graphql", json={"query": mutation_set}, headers=headers)
    assert res.status_code == 200
    alarm = res.json()["data"]["setAlarm"]
    assert alarm["cronExpression"] == "30 7 * * *"
    assert alarm["command"] == "python wecker.py"
    assert alarm["isEnabled"] is True
    alarm_id = alarm["id"]

    # 3. Get alarms lists it
    res = client.post("/graphql", json={"query": query_get}, headers=headers)
    assert len(res.json()["data"]["getAlarms"]) == 1
    assert res.json()["data"]["getAlarms"][0]["id"] == alarm_id

    # 4. Get specific alarm
    query_one = f"""
    query {{
      getAlarm(id: "{alarm_id}") {{
        id
        cronExpression
      }}
    }}
    """
    res = client.post("/graphql", json={"query": query_one}, headers=headers)
    assert res.json()["data"]["getAlarm"]["id"] == alarm_id
    assert res.json()["data"]["getAlarm"]["cronExpression"] == "30 7 * * *"

    # 5. Update alarm
    mutation_update = f"""
    mutation {{
      setAlarm(id: "{alarm_id}", cronExpression: "0 8 * * *", command: "python wecker.py", isEnabled: false) {{
        id
        cronExpression
        isEnabled
      }}
    }}
    """
    res = client.post("/graphql", json={"query": mutation_update}, headers=headers)
    alarm_updated = res.json()["data"]["setAlarm"]
    assert alarm_updated["id"] == alarm_id
    assert alarm_updated["cronExpression"] == "0 8 * * *"
    assert alarm_updated["isEnabled"] is False

    # 6. Delete alarm
    mutation_delete = f"""
    mutation {{
      deleteAlarm(id: "{alarm_id}")
    }}
    """
    res = client.post("/graphql", json={"query": mutation_delete}, headers=headers)
    assert res.json()["data"]["deleteAlarm"] is True

    # 7. List again is empty
    res = client.post("/graphql", json={"query": query_get}, headers=headers)
    assert res.json()["data"]["getAlarms"] == []